3690670

Information

• Patent Grant
• 3690670

• References
• Source

• Patent Number

  3,690,670

• Date Filed

  Not available

• Date Issued

  Tuesday, September 12, 1972
  52 years ago

• CPC

  • A63F1/12 - Card shufflers
  • A63F2009/2422 - Cards with holes

• US Classifications

  • 273 - Amusement devices: games
  • 209 - Classifying, separating, and assorting solids